<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
        <style>
            *{
                margin:0;
                padding:0;
            }
            .box{
                width:1226px;
                height:615px;
                display: flex;
                justify-content:space-between;
                flex-wrap: wrap;
            }
            .left{
                background-color: #800080;
                width:234px;
                height:615px;
            }
            .right{
                height:615px;
                width:977px;
                display: flex;
                justify-content:space-between;
                align-content: space-between;
                flex-wrap: wrap;
            }
            .item{
                background-color: #87ceeb;
                width:234px;
                height:300px;
                display:inline-block;
            }
        </style>
    </head>
    <body>
        <div class="box">
            <div class="left"></div>
            <div class="right">
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
                <div class="item"></div>
            </div>
        </div>
    </body>
</html>